Size 18 Women's Swimwear

    176 products
    Brunette curve women wearing bright coloured shirred swimsuit with removable straps

    Summer Fields Shirred One Piece

    Capriosca Swimwear
    $139.95
    Blonde curve model next to pool wearing a underwire tankini top with ruching in bright coloured floral print

    Summer Fields Underwire Tankini Top

    Capriosca Swimwear
    $134.95
    Blonde model wearing teal floral crossover tie waist swimsuit

    Maui Waist Tie Crossover One Piece

    Capriosca Swimwear
    $139.95
    Blonde curve model next to the pool wearing a bright floral coloured wrap one piece with faux crossover tie

    Summer Fields Waist Tie One Piece

    Capriosca Swimwear
    $139.95
    Red hair model wearing black with pink flowers zip front one piece

    Pink Petals Chlorine Resistant Short Sleeve One Piece

    Capriosca Swimwear
    $149.95
    Brunette model wearing metallic blue criss cross swimsuit

    Metallic Blue Criss Cross One Piece

    Capriosca Swimwear
    $119.95
    Brunette model wearing black floral wrap crop swim top

    Kokomo Wrap Crop Bikini Top

    Capriosca Swimwear
    $89.95
    Blonde model wearing black and pink floral ruffled swimsuit

    Kokomo 3 Tier One Piece

    Capriosca Swimwear
    $144.95
    Blonde model wears metallic pink criss cross one piece next to pool

    Metallic Pink Criss Cross One Piece

    Capriosca Swimwear
    $119.95
    Brunette model wears hot pink strapless one piece

    Metallic Pink Twist Front Bandeau One Piece

    Capriosca Swimwear
    $119.95
    brunette model lying down next to the pool in a striking black v neck one piece with white trim detail at the v and under the bust

    Acapulco V Neck One Piece

    Capriosca Swimwear
    $149.95
    blonde model standing in front of a pool wearing a black sweetheart neckline one piece with mesh polkadot short sleeves

    Mesh Polkadot Short Sleeve One Piece

    Capriosca Swimwear
    $129.95
    Model wearing Chlorine Resistant Plain Black swim Leggings

    Chlorine Resistant Black 3/4 Swim Pant

    Capriosca Swimwear
    $99.95
    Plus size tankini top

    Chlorine Resistant Navy & White Dots 3 Tier Tankini Top

    Capriosca Swimwear
    $149.95
    Back of model standing in a pool wearing a plus size flattering long sleeve rash vest with built in shelf bra

    Jantzen Flora Zip Front Rash Vest

    Jantzen
    $129.95
    Blonde curve model standing by the pool wearing a crossover v neck one piece with tie detail in navy

    Navy Honey Comb Waist Tie One Piece

    Capriosca Swimwear
    $129.95
    Blonde plus size model wearing black textured one shoulder one piece

    Acapulco One Shoulder One Piece

    Capriosca Swimwear
    $139.95
    Blonde model wearing metallic blue strapless swimsuit

    Metallic Blue Twist Front Bandeau One Piece

    Capriosca Swimwear
    $119.95
    brunette size 16 model wearing her plain black frill sleeve one piece with front zip at the pool

    Black Frill Sleeve One Piece

    Capriosca Swimwear
    $99.95
    plain black ruched high waisted pant

    Black Belly Pant Bikini Bottoms

    Capriosca Swimwear
    $59.95
    plus size model wears plain black short boyleg pant

    Black Boyleg Swim Pant

    Capriosca Swimwear
    $59.95
    zip front one piece swimsuit

    Chlorine Resistant Luxe Sport Black Sleeveless Zip Front One Piece

    Capriosca Swimwear
    $124.95
    Model standing next to pool wearing plus size navy boy leg swim pant

    Chlorine Resistant Navy Boyleg Swim Pant

    Capriosca Swimwear
    $64.95
    Curvy model wearing a black one piece bandeau plus size Australia

    Black Flouncy Bandeau One Piece

    Capriosca Swimwear
    $119.95
    plus size swim dress australia

    Chlorine Resistant Black Wide Strap Panelled Swim Dress

    Capriosca Swimwear
    $134.95

    Chlorine Resistant Black Zip Front Long Sleeve One Piece

    Capriosca Swimwear
    $149.95
    Model standing by pool wearing navy high waisted swim pant with floral print for curve women

    Montego High Waisted Pant

    Capriosca Swimwear
    $59.95
    model wearing navy based floral bikini top with long frill over bust for curve women

    Montego Frill Bikini Top

    Capriosca Swimwear
    $89.95
    Model standing by pool wearing navy based floral print flouncy tankini top

    Montego Flouncy Bandeau Tankini Top

    Capriosca Swimwear
    $109.95
    Curve model standing next to pool wearing a colourful floral flouncy bandeau one piece australia

    Montego Flouncy Bandeau One Piece

    Capriosca Swimwear
    $139.95
    Brunette plus size model wears navy based floral lace up one piece swimsuit on beach

    Montego Short Sleeve Tie One Piece

    Capriosca Swimwear
    $139.95
    blonde model leaning against a wall wearing a navy based floral 3 tiered one piece with pink and purple florals

    Montego 3 Tier One Piece

    Capriosca Swimwear
    $144.95
    Blonde model wearing white and yellow floral v neck swimsuit

    Tuscany Long Frill V Neck One Piece

    Capriosca Swimwear
    $149.95
    Blonde model showing side of white and yellow shirred swimsuit

    Tuscany Shirred One Piece

    Capriosca Swimwear
    $139.95
    Blonde model wearing yellow floral v neck one piece

    Tuscany V Neck One Piece

    Capriosca Swimwear
    $149.95
    Blonde model wearing pink floral v neck bikini with high waisted pants

    Seychelles High Waisted Pant

    Capriosca Swimwear
    $59.95
    Blonde model wearing light pink floral bikini top and high waisted pant

    Seychelles V Neck Bikini Top

    Capriosca Swimwear
    $89.95
    Blonde model wearing blush pink floral zip front rash vest

    Seychelles Long Sleeve Rash Vest

    Capriosca Swimwear
    $119.95
    Blonde model wearing light pink floral v neck tankini swim top

    Seychelles V Neck Tankini Top

    Capriosca Swimwear
    $129.95
    Model wearing blush pink floral frill sleeve one piece

    Seychelles Frill Sleeve One Piece

    Capriosca Swimwear
    $134.95

    Size 18 Swimwear

    Size 18 is one of our most popular sizes here at Curvy Swimwear. With this in mind we have created a collection of swimwear in size 18 to suit every shape and satisfy every need. Our size 18 collection includes everything you could possibly want in your swim wardrobe from bikini separates to one pieces, rashies and swim dresses. Browse our range and discover your new favourite swimsuit from one of our fabulous Australian brands. 

    Shop by cup size or style, colour or price, and narrow your selection down to the perfect swimsuit for you. If you need help choosing, we are available via our online chat or email to answer any questions you have about style, size, or suitability. Our goal is to make your online shopping a breeze and for you to find a swimsuit that gives you all the confidence you need to hit the beach this summer. 

    Size 18 One Piece Swimwear

    Here at Curvy Swimwear, one piece swimsuits are our specialty. We have chosen the best one piece swimsuits from our favourite Australian brands to give you the best options in size 18 swimwear. 

    You'll find fabulous one piece swimsuits in size 18 to suit your shape as well as your needs. Don't want strap marks? Our bandeau one pieces will ensure a tanline free summer. Need extra bust support? An underwire one piece might be just what you need. Spending long hours in the pool? A chlorine resistant one piece with sleeves will give you lasting protection. Whatever you need, you'll find it in our size 18 one piece swimsuit collection. 

    Size 18 Swimwear Australia 

    Shop easily online for size 18 swimwear in Australia and internationally. Curvy Swimwear offers excellent customer service, fast delivery, and the best range of plus size swimwear in Australia and New Zealand. 

    Based on the beautiful Gold Coast, we know a thing or two about swimwear and ensure your time online with us is easy to navigate and a pleasurable experience. 



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